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yes,
Puck of Colgate/Wms, a dollar or two.
Supermarket brush, 8 bucks
10-pack blades, 2 bucks
Used DE from antique store 20 bucks (i never paid that much).
Used coffee cup and cereal bowl and...

well yeah, _any_ DE does, if you're not ready for SR in that app.

____

and whilst we're on "economy" of shaving. DE blades can be stropped and honed if you like.

two ways to look at this:

1. You (and/or SWMBO) are not committed to the idea and are looking for "justification".

2. "Hey lookit my close shave, i did it with a straight razor and I SAVED...